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14-40640-1 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

14-40640-1: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, surface_finish: 125.0 MICROINCHES BOTH ENDS, first_end_style: CHAMFERED, pin_overall_length: 3.380 INCHES NOMINAL IN, first_hole_diameter: 0.198 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN, pin_overall_diameter: 0.7055 INCHES MINIMUM AND 0.7065 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-238-1069, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
14-40640-1
NSN: 5315-00-238-1069
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 79U29 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
surface_finish125.0 MICROINCHES BOTH ENDS
first_end_styleCHAMFERED
pin_overall_length3.380 INCHES NOMINAL IN
first_hole_diameter0.198 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
pin_overall_diameter0.7055 INCHES MINIMUM AND 0.7065 INCHES MAXIMUM IN
first_end_taper_angle45.0 DEGREES NOMINAL
first_end_taper_length0.030 INCHES NOMINAL IN
hole_arrangement_styleDRILLED THRU CENTER
material_document_and_classificationNAI-1270,COMP 300M,76823 MFR REF SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-238-1069
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 14-40640-1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES BOTH ENDS
•
FIRST END TAPER LENGTH: 0.030 INCHES NOMINAL IN
•
HOLE ARRANGEMENT STYLE: DRILLED THRU CENTER
•
FIRST END STYLE: CHAMFERED
•
FIRST HOLE DIAMETER: 0.198 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: NAI-1270,COMP 300M,76823 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES BOTH ENDS
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER
FIRST END TAPER LENGTH0.030 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLEDRILLED THRU CENTER
FIRST END STYLECHAMFERED
FIRST HOLE DIAMETER0.198 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONNAI-1270,COMP 300M,76823 MFR REF SINGLE MATERIAL RESPONSE OVERALL
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.7055 INCHES MINIMUM AND 0.7065 INCHES MAXIMUM IN
PIN OVERALL LENGTH3.380 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 14-40640-1?
14-40640-1 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 14-40640-1?
14-40640-1 is cataloged in the U.S. Government catalog under NSN 5315-00-238-1069. This indicates validated use in U.S. government and defense supply chains.
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